CN101558037B - 尿素制备方法及相关设备 - Google Patents

尿素制备方法及相关设备 Download PDF

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Publication number
CN101558037B
CN101558037B CN2007800409435A CN200780040943A CN101558037B CN 101558037 B CN101558037 B CN 101558037B CN 2007800409435 A CN2007800409435 A CN 2007800409435A CN 200780040943 A CN200780040943 A CN 200780040943A CN 101558037 B CN101558037 B CN 101558037B
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China
Prior art keywords
urea
ammonia
pressure
aqueous solution
zone
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CN2007800409435A
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English (en)
Chinese (zh)
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CN101558037A (zh
Inventor
费德里柯·扎尔迪
保罗·布鲁尼哥
保罗·斯蒂奇
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Casale SA
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Urea Casale SA
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Application filed by Urea Casale SA filed Critical Urea Casale SA
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
    • C07C273/04—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds from carbon dioxide and ammonia
CN2007800409435A 2006-11-04 2007-10-09 尿素制备方法及相关设备 Active CN101558037B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP06022991A EP1918273A1 (en) 2006-11-04 2006-11-04 Process for urea production and related plant
EP06022991.1 2006-11-04
PCT/EP2007/008730 WO2008052639A1 (en) 2006-11-04 2007-10-09 Process for urea production and related plant

Publications (2)

Publication Number Publication Date
CN101558037A CN101558037A (zh) 2009-10-14
CN101558037B true CN101558037B (zh) 2013-08-07

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ID=38249234

Family Applications (1)

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CN2007800409435A Active CN101558037B (zh) 2006-11-04 2007-10-09 尿素制备方法及相关设备

Country Status (13)

Country Link
US (1) US7982068B2 (ru)
EP (2) EP1918273A1 (ru)
CN (1) CN101558037B (ru)
AT (1) ATE475641T1 (ru)
BR (1) BRPI0718026A2 (ru)
CA (1) CA2667954C (ru)
DE (1) DE602007008135D1 (ru)
EG (1) EG25371A (ru)
PL (1) PL2086928T3 (ru)
RU (1) RU2446152C2 (ru)
SA (1) SA07280595B1 (ru)
UA (1) UA93585C2 (ru)
WO (1) WO2008052639A1 (ru)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1918274A1 (en) 2006-11-04 2008-05-07 Urea Casale S.A. Integrated process for urea and melamine production
EP2397463A1 (en) * 2010-06-16 2011-12-21 Urea Casale SA Method for revamping a self-stripping urea plant
TR201905563T4 (tr) * 2011-06-23 2019-05-21 Stamicarbon B V Acting Under The Name Of Mt Innovation Center Hidrojen üretimine yönelik olarak uygun bir sentez gazı aracının üretilmesine yönelik proses.
US10501407B2 (en) * 2015-09-08 2019-12-10 Toyo Engineering Corporation Urea manufacturing method and urea manufacturing apparatus
US10376859B2 (en) 2016-03-30 2019-08-13 Stamicarbon B.V. Urea production with bi-pressurized synthesis
CN109153638B (zh) 2016-05-03 2019-10-01 斯塔米卡邦有限公司 尿素生产中控制缩二脲
EP3452212B1 (en) 2016-05-03 2020-02-12 Stamicarbon B.V. Urea production with controlled biuret
EP3398935A1 (en) * 2017-05-05 2018-11-07 Casale Sa Process and plant for the synthesis of urea
JP7088770B2 (ja) * 2018-07-26 2022-06-21 東洋エンジニアリング株式会社 尿素製造方法および装置
US10919846B2 (en) * 2018-12-21 2021-02-16 Stamicarbon B.V. Urea production process and plant with heat integration in low pressure recovery section
JP7252365B2 (ja) * 2019-03-14 2023-04-04 東洋エンジニアリング株式会社 尿素製造方法および装置
JP7410337B2 (ja) 2020-06-23 2024-01-09 スタミカーボン・ベー・フェー サーマルストリッピング尿素プラント及びプロセス
EP4352041A1 (en) * 2021-06-11 2024-04-17 Stamicarbon B.V. Urea production with triple mp streams
WO2023158303A1 (en) 2022-02-15 2023-08-24 Stamicarbon B.V. Stripping-type urea plant for def production

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4864059A (en) * 1984-11-02 1989-09-05 Toyo Engineering Corporation Process for producing urea
NL8900152A (nl) * 1989-01-23 1990-08-16 Stamicarbon Werkwijze voor de bereiding van ureum.
EP1203765A2 (en) * 2000-11-01 2002-05-08 Toyo Engineering Corporation Process for the synthesis of urea

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU37505A1 (ru) 1958-08-08
IT1068268B (it) * 1976-09-09 1985-03-21 Snam Progetti Procedimento per la produzione di urea e purificazione delle acque
NL8502227A (nl) 1985-08-12 1987-03-02 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
US5597454A (en) * 1995-04-06 1997-01-28 Lee; Jing M. Process for producing urea
DE60133894D1 (de) 2000-06-15 2008-06-19 Urea Casale Sa Verfahren und vorrichtung zur herstellung von harnstoff
NL1017990C2 (nl) 2001-05-03 2002-11-05 Dsm Nv Werkwijze voor de bereiding van ureum.
NL1019848C2 (nl) † 2002-01-28 2003-07-30 Dsm Nv Werkwijze voor de bereiding van ureum.
EP1719755A1 (en) * 2005-05-04 2006-11-08 Urea Casale S.A. Process for urea production and related plant

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4864059A (en) * 1984-11-02 1989-09-05 Toyo Engineering Corporation Process for producing urea
NL8900152A (nl) * 1989-01-23 1990-08-16 Stamicarbon Werkwijze voor de bereiding van ureum.
EP1203765A2 (en) * 2000-11-01 2002-05-08 Toyo Engineering Corporation Process for the synthesis of urea

Also Published As

Publication number Publication date
UA93585C2 (ru) 2011-02-25
CA2667954A1 (en) 2008-05-08
US20100063321A1 (en) 2010-03-11
DE602007008135D1 (de) 2010-09-09
EP2086928A1 (en) 2009-08-12
WO2008052639A1 (en) 2008-05-08
CN101558037A (zh) 2009-10-14
BRPI0718026A2 (pt) 2013-11-12
EP2086928B2 (en) 2022-06-08
EP1918273A1 (en) 2008-05-07
RU2009121103A (ru) 2010-12-10
CA2667954C (en) 2014-12-23
SA07280595B1 (ar) 2011-05-14
EG25371A (en) 2011-12-20
ATE475641T1 (de) 2010-08-15
PL2086928T3 (pl) 2011-02-28
EP2086928B1 (en) 2010-07-28
RU2446152C2 (ru) 2012-03-27
US7982068B2 (en) 2011-07-19

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